38345391

素因数分解:

$3^2\times 7^2\times {\mathrm{86951}}^1$

素因数の和:86971

約数の個数: 18

約数和(自身を含む): 64431432

約数和(自身を除く): 26086041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 86951, 260853, 608657, 782559, 1825971, 4260599, 5477913, 12781797, 38345391]

約数ペア:

[(1, 38345391), (3, 12781797), (7, 5477913), (9, 4260599), (21, 1825971), (49, 782559), (63, 608657), (147, 260853), (441, 86951)]